高考物理复习第8章恒定电流第1节电流电阻电功电功率资料市赛课公开课一等奖省名师优质课获奖课件.pptx

第,1,节电流电阻电功电功率,1/52,自由电荷,电压,正电荷,2/52,导体对电流妨碍作用,长度,横截面积,3/52,导电性能,增大,减小,4/52,电压,电阻,5/52,6/52,电场力,UIt,快慢,UI,热量,7/52,8/52,9/52,10/52,11/52,12/52,13/52,14/52,15/52,16/52,17/52,18/52,19/52,20/52,21/52,22/52,23/52,24/52,25/52,26/52,27/52,28/52,29/52,30/52,31/52,32/52,33/52,34/52,35/52,36/52,37/52,38/52,39/52,40/52,41/52,42/52,43/52,44/52,45/52,46/52,47/52,48/52,49/52,50/52,51/52,52/52,